Characteristic
|
TD children
|
Controls
|
P
|
---|
|
(n = 149)
|
(n = 125)
| |
---|
Sex (n,%)
|
Male
|
112(75.17)
|
84(67.20)
| |
Female
|
37(24.83)
|
41(32.80)
|
0.470a
|
Age (Mean ± SD)
|
8.90 ± 2.78
|
8.62 ± 2.61
|
0.220b
|
Male
|
8.92 ± 2.76
|
8.92 ± 2.94
|
1.000b
|
Female
|
8.84 ± 2.92
|
7.98 ± 1.99
|
0.129b
|
Age of onset (year)
|
6.67 ± 2.80
| | |
ADHD comorbidity (n,%)
|
TD only
|
114(76.51)
| | |
TD + ADHD
|
35(23.49)
| | |
YGTSS (n,%)
|
low score subgroup
|
36(23.68)
| | |
high score subgroup
|
116(76.32)
| | |
- Abbreviations:
- TD only, children with only tics.
- TD + ADHD, children with tics and ADHD.
- a Chi-square test was used to calculate the p- values.
- b t test was used to calculate the p- values.